CN210311054U - Vacuum packaging machine - Google Patents
Vacuum packaging machine Download PDFInfo
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- CN210311054U CN210311054U CN201921140660.4U CN201921140660U CN210311054U CN 210311054 U CN210311054 U CN 210311054U CN 201921140660 U CN201921140660 U CN 201921140660U CN 210311054 U CN210311054 U CN 210311054U
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Abstract
The utility model discloses a vacuum packaging machine, including bearing structure, automatic bag feeding structure, evacuation structure, heat-seal structure, drive structure, automatic bag feeding structure is used for drawing the wrapping bag into the vacuum packaging machine, the evacuation structure is installed on the bearing structure, the heat-seal structure rotates relative to the bearing structure and sets up and lies in between automatic bag feeding structure, the evacuation structure, the drive structure is used for the removal of automatic control heat-seal structure and the opening and closing of evacuation structure, the evacuation structure includes first vacuum cavity and second vacuum cavity; above-mentioned vacuum packaging machine, through the cooperation setting of automatic bag structure, evacuation structure, heat-seal structure, drive structure of advancing, place the wrapping bag mouth on automatic bag structure of advancing, can accomplish automatically advance the bag, the evacuation, seal, move back the work of bag, whole process is automatic to be accomplished, need not manual assistance, has improved work efficiency.
Description
Technical Field
The utility model relates to a vacuum packaging machine technical field specifically is a vacuum packaging machine.
Background
The vacuum packaging machine can automatically pump out the air in the packaging bag, and the sealing process is completed after the preset vacuum degree is reached. Since the vacuum packaging machine is often used in the food industry, with the popularization of small packages and the development of supermarkets, the application range of the vacuum packaging machine is wider and wider, and some vacuum packaging machines gradually replace hard packages.
Present vacuum packaging machine adopts manual or semi-automatic mode to operate more, opens vacuum packaging machine's enclosing cover, puts the wrapping bag mouth on the evacuation subassembly, presses the operation button, accomplishes evacuation and heat-seal's work, and is consuming time hard, and work efficiency is not high, if heat-seal structure still has the waste heat moreover, opens the lid and close the in-process of lid and touch carelessly, will cause the scald to the human body, has increased the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model provides a full-automatic vacuum packaging machine.
The utility model provides a vacuum packaging machine, includes bearing structure, automatic bag structure, evacuation structure, heat-seal structure, drive structure of advancing, automatic bag structure of advancing is used for drawing the wrapping bag into in the vacuum packaging machine, evacuation structrual installation is on bearing structure, the relative bearing structure of heat-seal structure rotates to set up and is located and advances between bag structure, the evacuation structure automatically, drive structure is used for the removal of automatic control heat-seal structure and the opening and the closure of evacuation structure, the evacuation structure includes first vacuum cavity and second vacuum cavity.
In one embodiment, the driving structure includes a first motor, a driving block fixing frame, a driving block, and a driving block gear, the first motor and the driving block fixing frame are respectively and fixedly mounted on two sides of the supporting structure, the driving block is accommodated in the driving block fixing frame, and the driving block gear is fixedly mounted on the first motor.
In one embodiment, the driving structure comprises a correlation tube, the correlation tube is fixedly mounted on the driving block fixing frame, and a notch is formed in the driving block.
One embodiment of the automatic bag feeding structure comprises two hot mounting shafts, a first gear, a second gear and a second motor, wherein the second motor is fixedly mounted on the driving block fixing frame, the first gear or the second gear is mounted on the second motor, the first gear and the second gear are meshed and connected, and one ends of the two hot mounting shafts penetrate through the supporting structure and are respectively connected with the first gear and the second gear in a rotating mode.
One embodiment of the automatic bag feeding structure comprises a detection module, wherein the detection module is fixedly arranged on the driving block fixing frame.
In one embodiment, the heat sealing structure comprises at least one of a heating wire assembly or a PTC heating assembly.
In one embodiment, the heating wire assembly comprises a heat-seal pressing strip and a heating wire, the support structure is provided with a first elastic part and a first through hole, one end of the heat-seal pressing strip is connected to the support structure in a shaft mode, the other end of the heat-seal pressing strip is contained in the first through hole and abuts against the first elastic part, and the heating wire is fixedly installed at the bottom of the heat-seal pressing strip.
In one embodiment, the support structure further includes a second elastic member, one end of the first vacuum chamber is coupled to the support structure, and the other end of the first vacuum chamber is accommodated in a second through hole formed in the support structure and abuts against the second elastic member.
The utility model provides a vacuum packaging machine, through the automatic bag structure of advancing, the evacuation structure, the heat-seal structure, the cooperation setting of drive structure, place the wrapping bag mouth in the automatic bag structure of advancing, can accomplish automatically and advance the bag, the evacuation, seal, move back the work of bag, whole process is automatic to be accomplished, need not manual assistance, and the work efficiency is improved, and simultaneously, the automatic bag structure of advancing, the evacuation structure, the heat-seal structure, the drive structure is all inside the casing, make vacuum packaging machine's security higher, the condition that prevents to scald the human body appears, the potential safety hazard has been eliminated.
A packing method of a vacuum packing machine, characterized in that:
firstly, placing a packaging bag opening filled with food on an automatic bag feeding structure;
secondly, driving a packaging bag opening into a vacuumizing structure through an automatic bag feeding structure;
thirdly, the driving structure controls the vacuumizing structure to be closed and the heat sealing structure to compress the packaging bag;
fourthly, vacuumizing the packaging bag by a vacuumizing structure to reach a preset vacuum degree or a first preset time;
fifthly, the heat sealing structure is subjected to heat sealing for a second preset time;
sixthly, the driving structure controls the heat sealing structure to move towards the direction far away from the packaging bag;
seventhly, the driving structure controls the vacuumizing structure to be opened;
and step eight, controlling the packaging bag to be removed from the vacuum packaging machine by the automatic bag feeding structure.
In one embodiment, before the second step, the position of the packaging bag placed on the automatic bag feeding structure is detected by the detection module.
In one embodiment, the driving mechanism controls the vacuum-pumping mechanism to close and the heat-sealing mechanism to compress the bag in sequence in the third step.
Above-mentioned vacuum packaging machine's packaging method, advance the bag, the evacuation, seal, move back the automatic completion of bag, need not manual assistance, improved work efficiency, saved operating time, simultaneously, automatic bag structure, evacuation structure, heat-seal structure, drive structure are all in inside the casing, effectively prevent to scald the human condition and appear, have eliminated the potential safety hazard.
Drawings
Fig. 1 is a schematic structural view of a vacuum packaging machine according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of the vacuum packaging machine of fig. 1 according to an embodiment of the present invention;
fig. 3 is a schematic structural view illustrating an automatic bag feeding structure of the vacuum packaging machine of fig. 1 according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a heat sealing structure of the vacuum packaging machine of fig. 1 according to an embodiment of the present invention;
fig. 5 is a schematic structural view of a driving structure of the vacuum packaging machine of fig. 1 according to an embodiment of the present invention.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, a vacuum packaging machine includes a supporting structure 10, an automatic bag feeding structure 20, a vacuum pumping structure 30, a heat sealing structure 40, and a driving structure 50, wherein the automatic bag feeding structure 20 is used for pulling a packaging bag into the vacuum packaging machine, the vacuum pumping structure 30 is installed on the supporting structure 10, the heat sealing structure 40 is rotatably installed relative to the supporting structure 10 and is located between the automatic bag feeding structure 20 and the vacuum pumping structure 30, the driving structure 50 is used for automatically controlling the movement of the heat sealing structure 40 and the opening and closing of the vacuum pumping structure 30, and the vacuum pumping structure 30 includes a first vacuum cavity 31 and a second vacuum cavity 32.
When the packaging bag needs to be packaged, the automatic bag feeding structure 20 is installed at one end of the supporting structure 10, the opening of the packaging bag is placed on the automatic bag feeding structure 20, the automatic bag feeding structure 20 drives the opening of the packaging bag to be accommodated in the vacuumizing structure 30, the driving structure 50 is installed on the supporting structure 10, the driving structure 50 controls the vacuumizing structure 30 to be closed and controls the heat sealing structure 40 to compress the packaging bag at the same time, so that the first vacuum cavity 31 and the second vacuum cavity 32 are completely sealed, the vacuumizing structure 30 starts to vacuumize the packaging bag to reach a preset vacuum degree or stops vacuuming after reaching a first preset time, the heat sealing structure 40 is installed on the supporting structure 10, the heat sealing structure 40 performs heat sealing on the packaging bag for a second preset time, and after heat sealing is completed, the driving mechanism 50 controls the heat-sealing mechanism 40 and the first vacuum container 31 to move away from the packaging bag, and the automatic bag feeding mechanism 20 controls the packaging bag to be withdrawn from the vacuum packaging bag.
Like this, a vacuum packaging machine, through automatic bag structure 20, evacuation structure 30, heat-seal structure 40, drive structure 50's cooperation sets up, place the wrapping bag mouth on automatic bag structure 20 of advancing, can accomplish automatically and advance the bag, evacuation, seal, move back the work of bag, whole process is automatic to be accomplished, need not manual supplementary, and the work efficiency is improved, and simultaneously, automatic bag structure 20 of advancing, evacuation structure 30, heat-seal structure 40, drive structure 50 all is inside the casing, make vacuum packaging machine's security higher, prevent to scald the condition of human body and appear, the potential safety hazard has been eliminated.
Further, in order to better control the movement of the heat sealing structure 40 and the opening and closing of the first vacuum chamber 31, the driving structure 50 includes a first motor 51, a driving block fixing frame 52, a driving block 53, and a driving block gear 54, wherein the first motor 51 and the driving block fixing frame 52 are respectively and fixedly installed at two sides of the supporting structure 10, the driving block 53 is accommodated in the driving block fixing frame 52, and the driving block gear 54 is fixedly installed on the first motor 51.
Further, the driving block 53 further includes a rack 531 thereon.
When the package bag needs to be vacuumized and heat sealed, the first motor 51 is started, the first motor 51 drives the driving block gear 54 to rotate, the driving block gear 54 enables the driving block 53 to move in the driving block fixing frame 52 through the rack 531, the driving block 53 presses one end of the first vacuum cavity 31, the first vacuum cavity 31 gradually moves towards the second vacuum cavity 32, the first motor 51 is started, when the driving block 53 moves to the third preset position, the first motor 51 stops rotating, the first vacuum cavity 31 reaches the first preset position, the first vacuum cavity 31 and the second vacuum cavity 32 finish sealing, the vacuuming structure 30 starts to vacuumize the package bag for the first preset time and stops vacuuming, the first motor 51 continues to rotate, the driving block 53 continues to move towards the heat sealing structure 40, the first vacuum cavity 31 and the second vacuum cavity 32 keep a sealed state, the driving block 53 presses one end of the heat sealing structure 40, make heat-seal structure 40 remove to the wrapping bag direction, when drive block 53 removed the fourth preset position, first motor 51 stall, and heat-seal structure 40 reaches the second and predetermines the position, and heat-seal structure 40 carries out the heat-seal to the wrapping bag and reaches the second and predetermine the time.
Like this, through the control of first motor 51 to drive block 53, guaranteed going on in proper order to wrapping bag evacuation and heat-seal, avoided the interior air's of wrapping bag residue, guaranteed the long-term fresh-keeping of food.
Further, in order to ensure the accuracy of the position reached by the first vacuum chamber 31, the driving structure 50 further includes a correlation pipe 55, the correlation pipe 55 is fixedly mounted on the driving block fixing frame 52, and a notch 532 is formed on the driving block 53.
Further, the vacuum packaging machine further comprises a controller, which is fixedly mounted on the circuit board of the supporting structure 10 and electrically connected to the first motor 51.
Thus, when the first motor 51 controls the driving block 53 to move, and when the notch 532 on the driving block 53 moves to the opposite position of the opposite pipe 55, the opposite pipe 55 sends a signal to the controller, and the controller controls the first motor 51 to stop, so that the first vacuum chamber 31 reaches the first preset position, the first vacuum chamber 31 and the second vacuum chamber 32 are sealed, and the situation that the first vacuum chamber 31 cannot be sealed with the second vacuum chamber 32 due to inaccurate reaching position of the first vacuum chamber 31, and the vacuumizing operation is not affected is avoided.
Further, in order to enable the packaging bag to automatically enter or exit the vacuum packaging machine, the automatic bag feeding structure comprises two hot laminating shafts 21, a first gear 22, a second gear 23 and a second motor 24, the second motor 24 is fixedly mounted on the driving block fixing frame 52, the first gear 22 or the second gear 23 is mounted on the second motor 24, the first gear 22 and the second gear 23 are in meshed connection, and one ends of the two hot laminating shafts 21 penetrate through the supporting structure 10 to be respectively in rotating connection with the first gear 22 and the second gear 23.
When the packaging bag needs to be vacuumized and sealed, the opening of the packaging bag is placed between the two hot mounting shafts 21, the second motor 24 is started, the second motor 24 drives the first gear 22 or the second gear 23 to rotate inwards or outwards, and the opening of the packaging bag is brought into a vacuum packaging machine; after the heat sealing is completed, the second motor 24 drives the first gear 22 or the second gear 23 to rotate inwards or outwards, so that the packaging bag exits the vacuum packaging machine.
Like this, through the cooperation setting of hot mounting axle 21, first gear 22, second gear 23, second motor 24, need not to open vacuum packaging machine's enclosing cover, can accomplish the quick entering of packing bag automatically or withdraw from, saved operating time, improved work efficiency.
Further, in order to better control the entering of the packing bag, the automatic bag feeding structure 20 further includes a detection module, and the detection module is fixedly mounted on the driving block fixing frame 52.
When the mouth of the packaging bag is placed on the hot mounting shaft 21, the detection module detects the packaging bag, when the packaging bag is detected, a signal is sent to the controller, the controller is electrically connected with the second motor 24, the controller sends a control signal to the second motor 24, and the second motor 24 drives the first gear 22 or the second gear 23 to rotate inwards or outwards, so that the packaging bag enters the vacuum packaging machine.
Like this, through the setting of detection module, make the wrapping bag can carry out the packagine machine fast in, and then accomplish evacuation and heat-seal work, simple, quick, improved work efficiency.
Further, the heat sealing structure 40 includes at least one of a heating wire assembly 41 or a PTC heating assembly.
Further, in order to complete the heat sealing of the packaging bag quickly, the heating wire assembly 41 includes a heat sealing bead 411 and a heating wire 412, the supporting structure 10 has a first elastic member 11 and is provided with a first through hole 12, one end of the heat sealing bead 411 is connected to the supporting structure 10 through a shaft, the other end of the heat sealing bead 411 is accommodated in the first through hole 12 and abuts against the first elastic member 11, and the heating wire 412 is fixedly mounted at the bottom of the heat sealing bead 411.
Like this, first elastic component 11 pushes up heat-seal layering 411 all the time at the top of first through-hole 12 in order to resume deformation, and when carrying out the heat-seal to the wrapping bag, drive block 53 pushes down heat-seal layering 411, and the one end of heat-seal layering 411 moves to the wrapping bag direction in first through-hole 12 under the effect of drive block 53, makes heater 412 reach the second and predetermines the position, and then accomplishes the heat-seal to the wrapping bag fast.
Further, in order to facilitate the control of the opening and closing of the first vacuum chamber 31 and the second vacuum chamber 32, the support structure 10 further includes a second elastic member 13, one end of the first vacuum chamber 31 is coupled to the support structure 10, and the other end of the first vacuum chamber 31 is accommodated in a second through hole 14 formed in the support structure 10 and abuts against the second elastic member 13.
Thus, the first vacuum chamber 31 is always in an open state through the arrangement of the second elastic member 13, when the vacuum pumping is required, the driving block 53 presses one end of the first vacuum chamber 31 to move towards the second vacuum chamber 32, one end of the first vacuum chamber 31 compresses the second elastic member 13 to move downwards, one end of the first vacuum chamber 31 moves in the second through hole 14, and the vacuum pumping is started for a first preset time until the first vacuum chamber 31 and the second vacuum chamber 32 are sealed together; after the vacuum pumping and the heat sealing are completed, the driving block 53 moves towards the direction away from the heat sealing structure 40, and the second elastic member 13 slowly pops open the first vacuum chamber 31 for the recovery of deformation, so that the first vacuum chamber 31 and the second vacuum chamber 32 are rapidly opened and closed.
Further, the vacuum structure 30 further includes a vacuum valve 33, and the vacuum valve 33 is fixedly mounted on the driving block fixing frame 52.
A packing method of a vacuum packing machine,
firstly, placing a packaging bag opening containing food on an automatic bag feeding structure 20;
secondly, the packaging bag opening is driven into the vacuumizing structure 30 through the automatic bag feeding structure 20;
thirdly, the driving structure 50 controls the vacuum-pumping structure 30 to be closed and the heat-sealing structure 40 to compress the packaging bag at the same time;
fourthly, the vacuumizing structure 30 vacuumizes the packaging bag to reach a preset vacuum degree or a first preset time;
fifthly, the heat sealing structure 40 is subjected to heat sealing for a second preset time;
sixthly, the driving structure 50 controls the heat sealing structure 40 to move towards the direction far away from the packaging bag;
seventhly, the driving structure 50 controls the vacuumizing structure 30 to be opened;
in an eighth step, the automatic bag feeding mechanism 20 controls the removal of the packaging bag from the vacuum packaging machine.
Therefore, the packaging method of the vacuum packaging machine can automatically complete the bag feeding, vacuumizing, sealing and bag returning without manual assistance, improves the working efficiency, saves the working time, and meanwhile, the automatic bag feeding structure 20, the vacuumizing structure 30, the heat sealing structure 40 and the driving structure 50 are all positioned inside the machine shell, so that the condition of scalding a human body is effectively prevented, and potential safety hazards are eliminated.
Further, before the second step, the position where the packing bag is placed on the automatic bag feeding structure is detected by the detection module.
Like this, when detection module detected the wrapping bag, be about to signal transmission for the controller, the controller sends control signal and gives into bag structure 20, advances in bag structure 20 drives the wrapping bag to evacuation structure 30, and whole process is automatic to be accomplished, and is simple and convenient.
Further, in order to avoid the sealing operation starting when the vacuum pumping is not completed in the case where the heat-seal structure 40 has a residual temperature, the driving structure 50 controls the vacuum pumping structure 30 to close and the heat-seal structure 40 to compress the packaging bag in sequence in the third step.
A packing method of a vacuum packing machine,
firstly, placing a packaging bag opening containing food on an automatic bag feeding structure 20;
secondly, the packaging bag opening is driven into the vacuumizing structure 30 through the automatic bag feeding structure 20;
thirdly, the driving structure 50 controls the vacuum-pumping structure 30 to be closed and the heat-sealing structure 40 to compress the packaging bag in sequence;
fourthly, the vacuumizing structure 30 vacuumizes the packaging bag to reach a preset vacuum degree or a first preset time;
fifthly, the heat sealing structure 40 is subjected to heat sealing for a second preset time;
sixthly, the driving structure 50 controls the heat sealing structure 40 to move towards the direction far away from the packaging bag;
seventhly, the driving structure 50 controls the vacuumizing structure 30 to be opened;
in an eighth step, the automatic bag feeding mechanism 20 controls the removal of the packaging bag from the vacuum packaging machine.
Therefore, after the vacuum pumping is finished, the driving structure 50 sequentially controls the vacuum pumping structure 30 and the heat sealing structure 40 to complete the vacuum pumping and sealing of the packaging bag, so that the vacuum packaging machine can not press the heat sealing structure 40 on the packaging bag at the same time when the vacuum pumping is finished, and the phenomenon that the sealing is started when the vacuum pumping is not finished under the condition that the heat sealing structure 40 has residual temperature is avoided, so that air is remained in the packaging bag, and further the quality guarantee period of food is influenced.
Further, the automatic bag feeding mechanism 20 pulls the packaging bag into or out of the vacuum packaging machine by rotating the hot backing shaft 21 clockwise or counterclockwise.
Further, in order to better control the degree of pressing the first vacuum chamber 31 and the second vacuum chamber 32, in the third step, the position at which the driving block 53 stops is controlled by the correlation tube 55 and the notch 532 in the driving structure 50.
When the first motor 51 controls the driving block 53 to move, one end of the opposite-emitting tube 55 sends an infrared signal, because a partition plate on the driving block 53 blocks the other end of the opposite-emitting tube 55, the other end of the opposite-emitting tube 55 cannot receive the infrared signal, when the notch 532 on the driving block 53 moves between the opposite-emitting tubes 55, the other end of the opposite-emitting tube 55 receives the infrared signal, the opposite-emitting tube 55 sends a control signal to the controller, and the controller controls the first motor 51 to stop rotating, so that the driving block 53 stops at the first preset position.
Thus, the first vacuum chamber 31 and the second vacuum chamber 32 are attached together by the matching arrangement of the injection tube 55 and the notch 532, the first vacuum chamber 31 and the second vacuum chamber 32 are not damaged due to too large pressing force, and a gap is not formed between the first vacuum chamber 31 and the second vacuum chamber 32 due to too small pressing force, so that the vacuum pumping is not possible, and the normal operation and the long-term use of the packaging machine are ensured.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. A vacuum packaging machine characterized by: including bearing structure, automatic bag structure, evacuation structure, heat-seal structure, drive structure of advancing, automatic bag structure of advancing is used for drawing in the vacuum packaging machine with the wrapping bag, evacuation structrual installation is on bearing structure, the relative bearing structure setting of heat-seal structure just is located and advances between bag structure, the evacuation structure automatically, drive structure is used for the removal of automatic control heat-seal structure and the opening and the closure of evacuation structure, the evacuation structure includes first vacuum cavity and second vacuum cavity.
2. The vacuum packaging machine as claimed in claim 1, wherein: the driving structure comprises a first motor, a driving block fixing frame, a driving block and a driving block gear, wherein the first motor and the driving block fixing frame are fixedly arranged on two sides of the supporting structure respectively, the driving block is contained in the driving block fixing frame, and the driving block gear is fixedly arranged on the first motor.
3. The vacuum packaging machine as claimed in claim 2, wherein: the drive structure comprises a correlation pipe which is fixedly arranged on the drive block fixing frame, and a notch is formed in the drive block.
4. The vacuum packaging machine as claimed in claim 2, wherein: the automatic bag feeding structure comprises two hot mounting shafts, a first gear, a second gear and a second motor, the second motor is fixedly mounted on the driving block fixing frame, the first gear or the second gear is mounted on the second motor, the first gear and the second gear are meshed and connected, and one ends of the two hot mounting shafts penetrate through the supporting structure to be respectively connected with the first gear and the second gear in a rotating mode.
5. The vacuum packaging machine as claimed in claim 2, wherein: the automatic bag feeding structure further comprises a detection module, and the detection module is fixedly arranged on the driving block fixing frame.
6. The vacuum packaging machine as claimed in claim 1, wherein: the heat sealing structure comprises at least one of a heating wire assembly or a PTC heating assembly.
7. The vacuum packaging machine as claimed in claim 6, wherein: the heating wire assembly comprises a heat-seal pressing strip and a heating wire, a first elastic part is arranged on the supporting structure, a first through hole is formed in the supporting structure, one end of the heat-seal pressing strip is connected to the supporting structure in a shaft mode, the other end of the heat-seal pressing strip is contained in the first through hole and abuts against the first elastic part, and the heating wire is fixedly installed at the bottom of the heat-seal pressing strip.
8. The vacuum packaging machine as claimed in claim 1, wherein: the supporting structure further comprises a second elastic piece, one end of the first vacuum cavity is connected to the supporting structure in a shaft mode, and the other end of the first vacuum cavity is contained in a second through hole formed in the supporting structure and abuts against the second elastic piece.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921140660.4U CN210311054U (en) | 2019-07-19 | 2019-07-19 | Vacuum packaging machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921140660.4U CN210311054U (en) | 2019-07-19 | 2019-07-19 | Vacuum packaging machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110481856A (en) * | 2019-07-19 | 2019-11-22 | 广东威林科技股份有限公司 | A kind of vacuum packing machine and its packing method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110481856A (en) * | 2019-07-19 | 2019-11-22 | 广东威林科技股份有限公司 | A kind of vacuum packing machine and its packing method |
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